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| a measurement of how much water vapor is in the air |
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| the force put on a given area by the weight of the air above it |
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| cloud w/ blanket-like layer |
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| puffy cloud; appears to rise from a flat bottom |
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| clouds w/ a wispy, feather-like shape; made of ice crystals |
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| Name the 4 layers of the atmosphere from lowest to highest |
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| 4. troposphere 3. stratosphere 2. mesosphere 1. thermosphere |
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| What sentence will help you memorize the layers of the atmos.? (mnemonic device) |
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| The Snake Made Tea in a Hurry |
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| measures amt. of rain that's fallen |
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| a large region of the atmos. where the air has similar properties throughout |
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| a boundary between air masses w/ dif. temps |
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| warm air mass slide up and over cold air mass |
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| cold air moves in under a warm air mass |
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| an unmoving front where a cold air mass meets a warm air mass |
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| air masses w/ big differences in temp, humidity, and air pressure meet |
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| warm air rises and cools quickly, producing lightning and rain |
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| begin from warm, moist air masses above warm ocean waters |
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| begin when air masses w/ big temp. differences meet |
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| the 4 ingredients of weather |
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| 1. air temp 2. humidity 3. air pressure 4. wind |
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